INSTALLATION
IB780 User’s Manual
23
J12: External PS/2 Mouse Connector
Take note of the pin orientation of this connector to avoid possible
damage to the mouse due to wrong insertion. See figure below.
Pin #
Signal Name
1
Mouse data
2
NC
3
Ground
4
Vcc
5
Mouse Clock
J13: PS/2 Keyboard and Mouse Connector
J13 uses a Y-cable with dual D-connectors for a PS/2 keyboard and a
PS/2 mouse.
Pin #
Signal Name
1
Mouse data
2
Keyboard data
3
Ground
4
Vcc
5
Mouse Clock
J13
6
Keyboard Clock
J14, J15: USB Connectors
The following table shows the pin outs of the USB pin headers
connectors. Overall, the two pin headers support four USB ports.
Signal Name
Pin
Pin
Signal Name
Vcc
1
8
Ground
USB1-
2
7
USB2+
USB1+
3
6
USB2-
1
2
3
4
J14
USB
8
7
6
5
Ground
4
5
Vcc
Signal Name
Pin
Pin
Signal Name
Vcc
1
8
Ground
USB3-
2
7
USB4+
USB3+
3
6
USB4-
1
2
3
4
J15
USB
8
7
6
5
Ground
4
5
Vcc
